DIAGENETIC FATE OF BIOGENIC SOFT AND HARD MAGNETITE IN CHEMICALLY STRATIFIED SEDIMENTARY ENVIRONMENTS OF SACO DO MAMANGUÁ, BRAZIL


Daniel Rodelli1, Luigi Jovane2, Martino Giorgioni1, Fernanda Abreu3, Flaminia Cornaggia1, Mariana Benites1, Patricia Padua Cedraz1, Blaucia Berbel1, Elisabete de Santis Braga1, Andrea Ustra1, Jefferson Cypriano3 and Andrew P Roberts4, (1)USP University of Sao Paulo, São Paulo, Brazil, (2)Oceanographic Institute of the University of São Paulo, Department of Fisical Oceanography, São Paulo, Brazil, (3)Universidade Federal Fluminense, Niteroi, Brazil, (4)Australian National University, Canberra, ACT, Australia